The system is set by means of analysing the network of ventilation of multi - air machines and of using the available VNETPC analogue program.
经过对多风机通风网络分析，利用现有的VNETPC模拟程序，建立了多风机风压优化计算机调节系统。
In order to analysis the reasonable structure of adding hot wind window and its effect on ventilation cooling system, the network analysis method was adopted to analyze the ventilation cooling system.
为了分析增设暖风窗的合理结构及对发电机组通风冷却系统的影响，本文采用网络分析法对发电机组通风冷却系统进行了计算分析。
According to the ventilation network calculation of Liaoshang mine area, the ventilation system and the working condition under the mine were improved.
对辽上矿区金矿通风系统进行网络解算，完善了通风系统，改善了井下的作业环境。
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